20" LCD Color Monitor
Dell E207WFP
36
8.2 Trouble shooting
8.2.1 Main Board
No power
No power
Press power key and look
if the picture is normal
Please reinsert and make sure
the AC of 100-240 is normal
Measure U602 PIN2=1.8V
U601 PIN2=3.3V
Reinsert or check the
Adapter/Inverter
section
X301 oscillate waveforms
are normal
Check CN601 or replace
U601, U602
Replace U401
Replace X301
OK
OK
OK
NG
OK
NG
NG
Summary of Contents for E207WFP
Page 30: ...20 LCD Color Monitor Dell E207WFP 30 7 PCB Layout 7 1 Main Board ...
Page 31: ...20 LCD Color Monitor Dell E207WFP 31 ...
Page 32: ...20 LCD Color Monitor Dell E207WFP 32 7 2 Power Board ...
Page 33: ...20 LCD Color Monitor Dell E207WFP 33 ...
Page 34: ...20 LCD Color Monitor Dell E207WFP 34 7 3 Key Board ...
Page 48: ...20 LCD Color Monitor Dell E207WFP 48 2 Select Commands Batch ...
Page 50: ...20 LCD Color Monitor Dell E207WFP 50 11 Exploded View ...
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